Loktak Lake is the largest freshwater lake in North -East India is famous for the phumdis (heterogeneous mass of vegetation, soil, and organic matters at various stages of decomposition) floating over it. Keibul Lamjao the only floating national park in the world floats over it.It is located near Moirang in Manipur state, India. The etymology of Loktak is Lok = "stream" and tak = "the end". The Keibul Lamjao National Park, which is the last natural refuge of the endangered sangai or Manipur brow-antlered deer (Cervus eldi eldi), one of three subspecies of Eld's deer, covering an area of , is situated in the southeastern shores of this lake and is the largest of all the phumdis in the lake.